David Peng, M.D., M.P.H., came to the Keck School after three years at Stanford University School of Medicine, where he served as associate professor and director of the Department of Dermatology’s Residency Training Program, one of the nation’s most prestigious residency training programs in dermatology. He also served as chief of the Stanford Dermatology Clinics, director of the Medical Dermatology Program and director of the Allergic Contact Dermatitis Program in the Department of Dermatology. He originally joined the Keck School’s faculty in 2004 and was appointed visiting assistant professor of clinical medicine, associate residency program director in the division of dermatology, and director of the Contact Dermatitis Clinic. He was appointed director of the residency training program in 2008 and served as acting chair of the Department of Dermatology between November 2008 and July 2009. Peng received his bachelor’s degree from the University of California, Berkeley, and medical degree from the University of California, San Diego (UCSD). He completed his internship at UCLA, where he also earned a master of public health degree before returning to UCSD for his residency in dermatology.